python = 3
math = 4
english = 4
physical = 2
military_theory = 2
philosophy = 2
all = 3+4+4+2+2+2
# 补充你的代码
s = int(input())
print(f'你本学期选修了17个学分。')
print(f'你应缴纳的学费为{s*all}元。')
